Variable

Dry season

Rainy season

pH H₂O (1:2.5)

7.39*

(0.14)

6.95*

(0.06)

DOC Dissolved Corg (mg·L⁻¹)*

178.70*

(15.16)

128.54*

(7.33)

Corg (%)

12.21

(0.72)

11.36

(0.58)

Ntotal (%)

0.90

(0.07)

0.82

(0.04)

Exchangeable cations (Cmol(+) kg⁻¹)

75.74*

(2.29)

64.70*

(1.47)

CEC (cmol(+) kg⁻¹)

52.04*

(1.44)

59.30*

(1.28)

ESP (%)

2.56*

(0.25)

0.89*

(0.07)

EC (dS cm⁻¹)

1.50*

(0.15)

0.56*

(0.07)

Na⁺ (cmol(+) kg⁻¹)

8.90*

(0.83)

1.59*

(0.62)

NH+ 4 (cmol(+) kg⁻¹)

1.22*

(0.14)

0.91*

(0.18)

K⁺ (cmol(+) kg⁻¹)

3.19*

(0.41)

1.43*

(0.34)

Ca²⁺ (cmol(+) kg⁻¹)

12.40*

(1.86)

4.89*

(1.01)

Mg²⁺ (cmol(+) kg⁻¹)

15.38*

(2.54)

4.93*

(1.25)

Cl⁻ (cmol(+) kg⁻¹)

6.25*

(0.90)

0.91*

(0.43)

NO− 3 (cmol(+) kg⁻¹)

0.22

(0.07)

0.66

(0.90)

SO2− 4 (cmol(+) kg⁻¹)

35.16*

(5.24)

10.70*

(2.52)

HCO− 3 (cmol(+) kg⁻¹)

2.05*

(0.28)

1.30*

(0.15)